Spirit Airlines and rival Frontier Group are discussing a merger again, more than two years after the two ultra-low-cost ...

Frontier Airlines' attempt to buy fellow budget air carrier Spirit Airlines out of bankruptcy has hit turbulence.

DEMOCRATS AND REPUBLICAN SENATORS ARE WORRIED THAT TWO AIRLINES, SPIRIT AND FRONTIER, MAY BE USING CUSTOMER DATA TO CHARGE ...

Frontier Airlines is making a second attempt to merge with Spirit Airlines, which filed for bankruptcy in November amid ...

The South Florida-based budget airlines has rejected another one of Frontier's attempts to combine. Find out the details.